28543317

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:389

約数の個数: 32

約数和(自身を含む): 43257984

約数和(自身を除く): 14714667

約数列:

[1, 3, 11, 33, 37, 97, 111, 241, 291, 407, 723, 1067, 1221, 2651, 3201, 3589, 7953, 8917, 10767, 23377, 26751, 39479, 70131, 98087, 118437, 257147, 294261, 771441, 864949, 2594847, 9514439, 28543317]

約数ペア:

[(1, 28543317), (3, 9514439), (11, 2594847), (33, 864949), (37, 771441), (97, 294261), (111, 257147), (241, 118437), (291, 98087), (407, 70131), (723, 39479), (1067, 26751), (1221, 23377), (2651, 10767), (3201, 8917), (3589, 7953)]